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WATT size resistor do you need for a LED on a Arduino? - YouTube
Learn arduino led interfacing and how to operate arduino built in led. How to calculate led resistor value while interfacing l… | Arduino, Arduino led, Mobile robot
Bad Tutorial? Connect an LED directly to pin 13 without resistor? - Website and Forum - Arduino Forum
![Résolu] How to place resistor with multiple leds - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/6/d/3/6d32bc80de4e6fe93ce3427a67c85fa3b5ea9ad7_2_424x500.jpeg "Résolu] How to place resistor with multiple leds - General Electronics - Arduino Forum")
Résolu] How to place resistor with multiple leds - General Electronics - Arduino Forum
Arduino LED - Complete Tutorial - The Robotics Back-End
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Parts | Arduino Lesson 2. LEDs | Adafruit Learning System
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Why do we connect the resistor to ground for the LEDs in the Arduino starter kit project two? - Quora
![Noob] Why do I need 1 resistor for each LED ? Can't I use 1 resistor for all the the LEDs ? : r/arduino](http://farm1.static.flickr.com/30/61941877_d74eae045b_o.jpg "Noob] Why do I need 1 resistor for each LED ? Can't I use 1 resistor for all the the LEDs ? : r/arduino")
Noob] Why do I need 1 resistor for each LED ? Can't I use 1 resistor for all the the LEDs ? : r/arduino
Do I need a resistor for each LED? - LEDs and Multiplexing - Arduino Forum
LEDs in series, resistor and voltage drops - General Electronics - Arduino Forum
arduino - Why use a resistor for Pull-Up? - Electrical Engineering Stack Exchange
Getting Started with the Arduino - Controlling the LED (Part 1)
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led - what is the importance of the resistors that connect to push buttons ? can i replace them by wires? - Arduino Stack Exchange
Arduino: LEDs and resistors
